YOU SAID:

That must be when school had started. Have no idea but will make a note of that

INTO JAPANESE

それは学校が始まったときでなければなりません。分かりませんが、そのことを書き留めておきます

BACK INTO ENGLISH

I don't know, boss.

INTO JAPANESE

... 彼らはここで人々を実験している

BACK INTO ENGLISH

I don't know, boss.